If you are found to be eligible to take part in this study, you will take olaparib by mouth 2 times each day (2 tablets in the morning and 2 tablets in the evening, about 12 hours apart). You should take the tablets at around the same time each day with 8 ounces (1 cup) of water. You should not chew, crush, dissolve, or divide the tablets. You may take the tablets with a light meal or snack.